WebTKA Polyethylene Wear refers to macroscopic premature failure of polyethylene (PE) due to excessive loading and mechanical loosening. Diagnosis is generally made with plain radiographs of the knee showing narrowing of the tibiofemoral implant interface. Treatment generally involves revision TKA or isolated polyethylene exchange depending on the ... WebA complication of total knee arthroplasty (TKA) is fatigue-type wear, which can destroy a tibial inlay in <10 years. This deleterious wear mechanism occurs during cyclic loading if the yield stress of polyethylene is exceeded. Because increased stress on and within the polyethylene inlay is associated with increased wear, it is important to ...
Polyethylene Wear in Knee Arthroplasty - PubMed
WebApr 27, 2024 · The use of modular total knee arthroplasty (TKA) implants allows surgeons to perform isolated tibial polyethylene insert exchange (IPE) while retaining well-fixed and … WebUnicompartmental (Partial) Knee Replacement. During knee replacement surgery, bone and cartilage damaged by osteoarthritis are resurfaced with metal and plastic components. In unicompartmental knee replacement (also called partial knee replacement) only a portion of the knee is resurfaced. This procedure is an alternative to total knee ... todd hessel
Knee Revision: When Your Knee Replacement Must Be …
WebOct 6, 2024 · As with primary knee replacement, the 30-day mortality rate following knee revision surgery is low, between 0.1 percent and 0.2 percent, according to Healthline’s analysis of Medicare and ... WebJun 6, 2024 · Metal on plastic. This is the most common type of implant. It features a metal femoral component that rides on a polyethylene plastic spacer attached to the tibial … WebThe Triathlon Revision Knee System is designed to provide simplicity in achieving joint stability and fixation. The system provides patented implants and instrumentation designed to properly locate the joint line and balance the knee consistently 1, as well as reaming instrumentation to allow for accurate preparation of metaphyseal fixation. 2-5. pentatonix deck the halls song